Re: [PATCH v3 15/51] x86/asm/head: standardize the end of the stack for idle tasks

2016-08-14 Thread Andy Lutomirski
On Fri, Aug 12, 2016 at 7:28 AM, Josh Poimboeuf wrote: > Thanks to all the recent x86 entry code refactoring, most tasks' kernel > stacks start at the same offset right above their saved pt_regs, > regardless of which syscall was used to enter the kernel. That creates > a nice convention which ma

[PATCH v3 15/51] x86/asm/head: standardize the end of the stack for idle tasks

2016-08-12 Thread Josh Poimboeuf
Thanks to all the recent x86 entry code refactoring, most tasks' kernel stacks start at the same offset right above their saved pt_regs, regardless of which syscall was used to enter the kernel. That creates a nice convention which makes it straightforward to identify the end of the stack, which c